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blobby.h
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C/C++ Source or Header
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2008-11-16
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5KB
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155 lines
#ifndef K3DSDK_BLOBBY_H
#define K3DSDK_BLOBBY_H
// K-3D
// Copyright (c) 1995-2008, Timothy M. Shead
//
// Contact: tshead@k-3d.com
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public
// License along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#include "mesh.h"
namespace k3d
{
namespace blobby
{
/// Predefined primitive types from the RenderMan Specification
enum primitive_type
{
CONSTANT = 1000,
ELLIPSOID = 1001,
SEGMENT = 1002,
};
/// Predefined operator types from the RenderMan Specification
enum operator_type
{
ADD = 0,
MULTIPLY = 1,
MAXIMUM = 2,
MINIMUM = 3,
SUBTRACT = 4,
DIVIDE = 5,
NEGATE = 6,
IDENTITY = 7,
};
/// Gathers the member arrays of a blobby primitive into a convenient package
class const_primitive
{
public:
const_primitive(
const mesh::indices_t& FirstPrimitives,
const mesh::counts_t& PrimitiveCounts,
const mesh::indices_t& FirstOperators,
const mesh::counts_t& OperatorCounts,
const mesh::materials_t& Materials,
const typed_array<int32_t>& Primitives,
const mesh::indices_t& PrimitiveFirstFloats,
const mesh::counts_t& PrimitiveFloatCounts,
const typed_array<int32_t>& Operators,
const mesh::indices_t& OperatorFirstOperands,
const mesh::counts_t& OperatorOperandCounts,
const mesh::doubles_t& Floats,
const mesh::indices_t& Operands,
const mesh::attribute_arrays_t& ConstantData,
const mesh::attribute_arrays_t& UniformData,
const mesh::attribute_arrays_t& VaryingData,
const mesh::attribute_arrays_t& VertexData
);
const mesh::indices_t& first_primitives;
const mesh::counts_t& primitive_counts;
const mesh::indices_t& first_operators;
const mesh::counts_t& operator_counts;
const mesh::materials_t& materials;
const typed_array<int32_t>& primitives;
const mesh::indices_t& primitive_first_floats;
const mesh::counts_t& primitive_float_counts;
const typed_array<int32_t>& operators;
const mesh::indices_t& operator_first_operands;
const mesh::counts_t& operator_operand_counts;
const mesh::doubles_t& floats;
const mesh::indices_t& operands;
const mesh::attribute_arrays_t& constant_data;
const mesh::attribute_arrays_t& uniform_data;
const mesh::attribute_arrays_t& varying_data;
const mesh::attribute_arrays_t& vertex_data;
};
/// Gathers the member arrays of a blobby primitive into a convenient package
class primitive
{
public:
primitive(
mesh::indices_t& FirstPrimitives,
mesh::counts_t& PrimitiveCounts,
mesh::indices_t& FirstOperators,
mesh::counts_t& OperatorCounts,
mesh::materials_t& Materials,
typed_array<int32_t>& Primitives,
mesh::indices_t& PrimitiveFirstFloats,
mesh::counts_t& PrimitiveFloatCounts,
typed_array<int32_t>& Operators,
mesh::indices_t& OperatorFirstOperands,
mesh::counts_t& OperatorOperandCounts,
mesh::doubles_t& Floats,
mesh::indices_t& Operands,
mesh::attribute_arrays_t& ConstantData,
mesh::attribute_arrays_t& UniformData,
mesh::attribute_arrays_t& VaryingData,
mesh::attribute_arrays_t& VertexData
);
mesh::indices_t& first_primitives;
mesh::counts_t& primitive_counts;
mesh::indices_t& first_operators;
mesh::counts_t& operator_counts;
mesh::materials_t& materials;
typed_array<int32_t>& primitives;
mesh::indices_t& primitive_first_floats;
mesh::counts_t& primitive_float_counts;
typed_array<int32_t>& operators;
mesh::indices_t& operator_first_operands;
mesh::counts_t& operator_operand_counts;
mesh::doubles_t& floats;
mesh::indices_t& operands;
mesh::attribute_arrays_t& constant_data;
mesh::attribute_arrays_t& uniform_data;
mesh::attribute_arrays_t& varying_data;
mesh::attribute_arrays_t& vertex_data;
};
/// Creates a new blobby mesh primitive, returning references to its member arrays.
/// The caller is responsible for the lifetime of the returned object.
primitive* create(mesh& Mesh);
/// Tests the given mesh primitive to see if it is a valid blobby primitive, returning references to its member arrays, or NULL.
/// The caller is responsible for the lifetime of the returned object.
const_primitive* validate(const mesh::primitive& GenericPrimitive);
/// Tests the given mesh primitive to see if it is a valid blobby primitive, returning references to its member arrays, or NULL.
/// The caller is responsible for the lifetime of the returned object.
primitive* validate(mesh::primitive& GenericPrimitive);
} // namespace blobby
} // namespace k3d
#endif // !K3DSDK_BLOBBY_H